High waters: on the growing challenge from tropical cyclones

Tropical cyclones, laden with moisture and stored energy, present an increasing challenge, as they have a tendency to cause significant damage to life and property. As the annual monsoon retreats, Thousands left to assess the impact of Cyclone Gulab, a rare occurrence for September over Coastal Andhra Pradesh, Orissa and other areas inland. This weather system, with gusty wind speeds of 70 knots at landfall, appears to be less intimidating than Cyclones Yas and Taukata, though it continues to make the sea unsafe for fishermen along the coast north of Andhra Pradesh. continued even after. There have been some traumatic deaths and inevitable material losses for many, and the focus must now be on relief and rehabilitation; In the COVID-19 recovery phase, the weather system has disrupted many lives, disrupting major inter-state road links and causing many trains to be canceled or diverted. It is imperative to reach out to those affected by roses with food, shelter and health care support, deploying with the same urgency many of the administrative capabilities acquired during the pandemic. The welcome concern for public health and economic security should lead to stronger institutional response to natural disasters as well.

The northern Indian Ocean, of which the Arabian Sea and the Bay of Bengal are a part, experiences only a minority of tropical storms, accounting for about 7% of worldwide occurrences, but their devastating effects on the subcontinent are severe due to dense populations. . and poor ability of cities and towns to absorb large amounts of rainfall over a short period of time. The financial system to insure the population against material loss also remains weak, and as experienced in West Bengal with Cyclone Amphan last year, relief measures can easily fall victim to corruption. The impact of climate change on cyclone characteristics in a world warming due to the accumulation of greenhouse gases is an ongoing subject of study. The IPCC, in its scientific report on 1.5 °C warming, said with a high degree of confidence that climate system changes, including the proportion of tropical cyclones, would experience major impacts from rising heat. Research evidence shows that more cyclones form over the Arabian Sea than over the Gulf; Overall, there were eight storms of concern for India in 2019, and five last year, with Amphan being a super cyclone. The Center and all states cannot allow large-scale damages to communities every year, and must establish institutional frameworks and insurance systems for financial protection, going beyond disaster response. Cities must be prepared to cut every cataclysm that brings large amounts of water, which is very important for sustaining the population.

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